From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26447 invoked by alias); 23 Jan 2004 20:34:42 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 26440 invoked from network); 23 Jan 2004 20:34:42 -0000 Received: from unknown (HELO nevyn.them.org) (66.93.172.17) by sources.redhat.com with SMTP; 23 Jan 2004 20:34:42 -0000 Received: from drow by nevyn.them.org with local (Exim 4.30 #1 (Debian)) id 1Ak80n-0001Od-QJ; Fri, 23 Jan 2004 15:34:41 -0500 Date: Fri, 23 Jan 2004 20:34:00 -0000 From: Daniel Jacobowitz To: John Utz Cc: gdb@sources.redhat.com Subject: Re: gdbserver coredumps,what is the *right* libthread_db.so for gdbserver on a given platform? Message-ID: <20040123203441.GA5328@nevyn.them.org> Mail-Followup-To: John Utz , gdb@sources.redhat.com References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.1i X-SW-Source: 2004-01/txt/msg00273.txt.bz2 On Fri, Jan 23, 2004 at 12:32:18PM -0800, John Utz wrote: > Hi; > > i am using crosstool to build a complex app on a i686-unknown-linux-gnu > redhat 9 for a i486-unknown-linux-gnu redhat 7.3-ish( it's a somewhat > custom build, as near as i can tell). > > problem i am having is that when gdbserver tries to load the symbols > for for libpthread-0.9.so, it segfaults. > > it seems to not matter *which* libthread_db.so i stuff into my search > path on the target It doesn't matter what's on your search path on the _TARGET_. The segfault is usually a symptom that the libthread_db loaded on the _HOST_ does not match the one in use on the target system. Google for solib-absolute-prefix. Strace gdb if necessary to see what it finds. -- Daniel Jacobowitz MontaVista Software Debian GNU/Linux Developer